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Finding the Fourth Proportional to 17,311, 25,966.52 and 4,831.08

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Solution

The fourth proportional to 17,311, 25,966.52 and 4,831.08 is: 7,246.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,311 : 25,966.52 = 4,831.08 : x
  2. Step 2: Convert to fraction form
    17,311/25,966.52 = 4,831.08/x
  3. Step 3: Cross multiply
    17,311x = 25,966.52 × 4,831.08
  4. Step 4: Simplify right side
    17,311x = 125,446,335.44
  5. Step 5: Solve for x
    x = 125,446,335.44/17,311
  6. Step 6: Final answer
    x = 7,246.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.